MSI G52-MA00542 - Manual (Page 47)

BIOS Setup
3-9
First/Second/Third Boot Device
The items allow you to set the sequence of boot devices where BIOS attempts
to load the disk operating system. The settings are:
Floppy The system will boot from floppy drive.
LS120 The system will boot from LS-120 drive.
HDD-0 The system will boot from the first HDD.
SCSI The system will boot from the SCSI.
CDROM The system will boot from the CD-ROM.
HDD-1 The system will boot from the second HDD.
HDD-2 The system will boot from the third HDD.
HDD-3 The system will boot from the fourth HDD.
ZIP The system will boot from ATAPI ZIP drive.
LAN The system will boot from the Network drive.
Disabled Disable this sequence.
Boot Other Device
Setting the option to Enabled allows the system to try to boot from other
device if the system fails to boot from the 1st/2nd/3rd boot device.
Swap Floppy Drive
Setting to Enabled will swap floppy drives A: and B:.
Boot Up Floppy Seek
Setting to Enabled will make BIOS seek floppy drive A: before booting the
system. Settings: Disabled, Enabled.
Boot Up NumLock Status
This setting is to set the Num Lock status when the system is powered on.
Setting to On will turn on the Num Lock key when the system is powered on.
Setting to Off will allow users to use the arrow keys on the numeric keypad.
Setting options: On, Off.
Gate A20 Option
This item is to set the Gate A20 status. A20 refers to the first 64KB of extended
memory. When the default value Fast is selected, the Gate A20 is controlled by
Port92 or chipset specific method resulting in faster system performance. When
Normal is selected, A20 is controlled by a keyboard controller or chipset
hardware.